.glow { animation: glow 2s ease-in-out infinite alternate; } @-webkit-keyframes glow { from { text-shadow: 0 0 0px #fff, 0 0 5px #fff, 0 0 10px #fff, 0 0 15px #fff, 0 0 20px #fff, 0 0 25px #fff, 0 0 30px #fff; } to { text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #fff, 0 0 40px #fff, 0 0 50px #fff, 0 0 60px #fff, 0 0 70px #fff; } } to { text-shadow: 0 0 20px #fff, 0 0 30px #ff4da6, 0 0 40px #ff4da6, 0 0 50px #ff4da6, 0 0 60px #ff4da6, 0 0 70px #ff4da6, 0 0 80px #ff4da6; } }